Home / 86,738,420.14-119,697,902.20-49,568,274.24

Finding the Fourth Proportional to 86,738,420.14, 119,697,902.20 and 49,568,274.24

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Solution

The fourth proportional to 86,738,420.14, 119,697,902.20 and 49,568,274.24 is: 68,403,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,738,420.14 : 119,697,902.20 = 49,568,274.24 : x
  2. Step 2: Convert to fraction form
    86,738,420.14/119,697,902.20 = 49,568,274.24/x
  3. Step 3: Cross multiply
    86,738,420.14x = 119,697,902.20 × 49,568,274.24
  4. Step 4: Simplify right side
    86,738,420.14x = 5,933,218,442,202,300
  5. Step 5: Solve for x
    x = 5,933,218,442,202,300/86,738,420.14
  6. Step 6: Final answer
    x = 68,403,579.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.